Erode Dt Lakkampatti tp 15th finance 2023-24

Amount

Geophysical Investigation charges including preparation of geophysical report as per TWAD Board type circular including all cost of transportation and handling charges etc.,complete

Drilling 150 mm Dia bore well in Hard rock areas anywhere in the state inculding transportation to site of work in hardrock areas inculding labour charges for insertion of MS casing pipe and flushing of borewell and for minutes. ( As per MD TWAD Board Chennai Letter No : F.251112/Drilling rate/A[4]/COM/2021, Dated:27/4/2022 ) a) 0m to 150m

Supply and delivery of 200mm OD 6KSC PVC casing pipe for bore well with best approved quality conforming to ISS including all cost and convayance of material to site and labour charges for errection of pipe to the borewell etc., complete.

Supplying and fixing in position of the following PVC / G.I pipes and specials best approved quality conforming to ISS and providing leak proof joint with PVC adhesive etc., complete complying with standard specification. A) 2.00 Hp Submersible motor 50 LPM x 75m Head

B ) 2.00 Hp Pannel Board

c )2.50 sqmm 3core copper cable

D) 50mm UPVC Pipe

E) 63mm PVC Pipe 6kg

F) 1000 Lit HDPE tank

G) Kisok box

H) 160mm PVC Borewell Dummy

I) Borewell pipe MS Clamp

Earth work excavation and depositing on bank with an initial lead of 10m and lift of 2m in the following clafication of soils as directed by Engineer incharge. Hard stiff clay, block cotton, hard red earth, shales, murram, ordinary gravel, stoney earth and earth mixed with small size boulders for foundation SS 20B. A) First Depth of 2m

Second Depth

Supply delivery and filling of River sand in Layer of not more than 15cm thick including watering with all layers and consolidation complying with standard specification including cost and conveyance of sand at site and all labour charges and all other incidential charges etc., complete as per Standard Specification 1Cum.

Cement Concrete of mix 1 : 4 : 8 (One Cement four sand eight aggregates) using 40mm gauge hard broken including cost conveyance of all materials to site including formwork and centering labour charges, transporting and placing in position including shoring, strutting, forming protective bunds, cofferdams bailing out of water labour for mixing compacting, finishing and curing, working at depths, tools and plants and incidental charges such as sheeting, shoring and bracing and their subsequent removal etc., complete as per standard specification.

R.C.C. 1 : 11/2 : 3 (One Cement one point five sand three aggregates) using 20mm gauge hard Granite broken stone jelly including cost curing, etc., complete as per standard specification and as directed by Engineer incharge. A) Items 1.5m to 4.5m Below G.L.

Items 0 to 1.50m below G.L.

Items 0 to 4.50m from above G.L.

Items 4.51m to 7.32m from above G.L.

Items above 7.33m & upto 10.98m from G.L.

Supplying and errecting shuttering including necessary supports for plain surfaces in foundation and Basement R.C.C. coloumn footings plinth Beams etc., complete Complying with standard Specification. Without Strutting. A) Plane Surfaces 1)Below GL items for footing & Brace (plane)

2)Below G.L.

B) Curved Surfaces 0 to 3.30m

C) Square Column 1) Below GL

Painting the new walls two coats over one coat of priming with best Emulsion paint of approved colour and quality including preparation of surface and finishing neatly etc., complete complying with standard specification and as directed by the department officers etc., complete complying with standard specifications.

Supplying and Fabrication of Steel and placing in position MS / Ribbed tor steel grills for RCC works as per design given including cost of steel and GI binding wire in Floors etc., Complete complying with standard specification in force per KiloGram.

Frabrication, Supply, Delivery and fixing of outside MS ladder of 45cm wide made out of 50x50x6mm MS Angle for sides and steps in 16mm MS plain rods fixed at 30cm centre to centre welded, jointed etc., providing with suitable side supports, clamps, and locking arrangements provided with one coat of red oxide paint for providing access to roof top of 30,000 litres capacity OHT of suitable inclined length, including bottom anchorage and transportation and as directed by Engineer Incharge

Providing and fixing of RCC inner access ladder in RCC 1:1.5:3 (One Cement, One and Half sand Three aggregates) Using 20 mm HBG stone for OHT including cost of reinforcement, placing grill in position, centering shuttering charges, mixing concrete curing etc., to required height and clear width of 45cm consisting of two Nos. of vertical post 10cm x 15cm and steps slab of 25mm x 25mm etc., complete and as directed by Engineer Incharge

Providing PVC ventilating arrangements mosquito proof nylon net with 110mm PVC pipes and cowl and as directed by Engineer Incharge

Providing Cut stone slab in CM 1:3 and as directed by TWAD Board Officers

Providing manhole cover of size 0.60 x .060M in RCC 1:1.5:3 with suitable reinforcement and 50 x 50 x 6mm MS Angle fixed along edges and as directed by Engineer Incharge

Painting Name Board on the SR with enamel paint as per Standard specification and as directed by Engineer incharge

Provision for pipe connection arrangements for inlet outlet, scour and overflow etc., including cost of pipes, specials, valve, labour charge for lifting, aligning, cutting, threading, fixing and painting of GI pipes with two coats of approved quality enamel paint etc., complete as detailed below. A) 65mm Φ GI pipes for inlet connection

B) 65mm Φ GI pipes for Over Flow and Rain Water Harvesting Pipe

C) 50mm Φ GI pipes for Scour Pipe

D) 65mm Φ GI pipes for Delivery pipe

E) 90mm Φ PVC Threaded Coupler

F) 65mm Φ PVC Threaded Coupler

G)65mm Φ GI Tee

H) 65mm Φ GI 90°Bend

I) 65mm Φ GI Bend (short)

J) 65mm Φ GI Coupler

K) 65mm Φ GI Union

L)65mm Φ GI Elbow

M) 50mm Φ GI Union

N)50mm Φ GI Elbow

O)65mm Φ GI Tee

p)65x50mm Φ GI Reducer

q)70x63mm Φ PVC Reducer

R) 65mm Φ GM Gate Valve

S) 50mm Φ GM Gate Valve

Refilling the foundation with excavated earth including consolidation as directed by Engineer Incharge

Lowering PVC/ DWSC rigid pipes and specials to trench and laying to proper grade and alignment, jointing with PVC couplers with cement paste.

Supply and run of 4 x 6 sq.mm.(56Nos/0.3mm.Dia) PVC insulated single core unsheathed copper conductor cable of 1100 V on 7/20 G.I. bearer wire for service connection mains (SD 68)

Supply and Run of 4 x 4 sq.mm(84/0.3) PVC insulated Sc unsheathed Cu.Conductor of 1100V grade in 25mm dia G.I pipe ("B"class) suitable bend at both ends with necessary angle iron up right and end supports for mains.SD-73)

Labour charges for the erection of submersible pumpset in borewell/openwell including fixing and jointing submersible cable withproper clamps upto the starter to required depth and also fixing of riser pipes to the required depth valves erection clamps, pressure gauges upto the exterior wall of pump room and erection of panel board consisting of TPICN switches starter, voltmeter, Ammeter, three pilot (indicating) lamps capacitor single phasing preventor, water level guard and laying and jointing the cables and twin earthing as per IE rules etc., complete and testing the pumpset and trail run for 10 days.

Construction of Tank Bed Platform and Plain Cement concrete 1:4:8 mix ( one cement and four sand and eight aggregate ) using 40mm broken metal and constructing Brick work masonary in Cement Mortor 1:5 Mix (one cement, five sand) using new best II Class Bricks of size 9 ” x 4 3/8 “x 2 3/4 ” from approved quarry and platform size of 150x150x150cm and plastering with cement mortar 1:5 mix and Painting the new walls two coats over one coat of priming with best Emulsion paint and Brick platform for water tap connection etc.,including cost and conveyance of all materials to site labour charges etc., complete.

V B N BUILDERRS